/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.sedona.viz.core.Serde;

import com.esotericsoftware.kryo.Kryo;
import com.esotericsoftware.kryo.Serializer;
import com.esotericsoftware.kryo.io.Input;
import com.esotericsoftware.kryo.io.Output;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.imageio.ImageIO;
import org.apache.log4j.Logger;
import org.apache.sedona.viz.core.ImageSerializableWrapper;

public class ImageWrapperSerializer extends Serializer<ImageSerializableWrapper> {
  static final Logger log = Logger.getLogger(ImageWrapperSerializer.class);

  @Override
  public void write(Kryo kryo, Output output, ImageSerializableWrapper object) {
    try {
      log.debug("Serializing ImageSerializableWrapper...");
      ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
      ImageIO.write(object.getImage(), "png", byteArrayOutputStream);
      output.writeInt(byteArrayOutputStream.size());
      output.write(byteArrayOutputStream.toByteArray());
    } catch (IOException e) {
      e.printStackTrace();
    }
  }

  public byte[] writeImage(ImageSerializableWrapper object) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    try {
      ImageIO.write(object.getImage(), "png", byteArrayOutputStream);
    } catch (IOException e) {
      e.printStackTrace();
    }
    int arraySize = byteArrayOutputStream.size();
    Output output = new Output(arraySize + 4);
    output.writeInt(arraySize);
    output.write(byteArrayOutputStream.toByteArray());
    return output.toBytes();
  }

  @Override
  public ImageSerializableWrapper read(
      Kryo kryo, Input input, Class<ImageSerializableWrapper> type) {
    try {
      log.debug("De-serializing ImageSerializableWrapper...");
      int length = input.readInt();
      byte[] inputData = new byte[length];
      input.read(inputData);
      return new ImageSerializableWrapper(ImageIO.read(new ByteArrayInputStream(inputData)));
    } catch (IOException e) {
      e.printStackTrace();
    }
    return null;
  }

  public ImageSerializableWrapper readImage(byte[] inputArray) {
    Kryo kryo = new Kryo();
    Input input = new Input(inputArray);
    return read(kryo, input, ImageSerializableWrapper.class);
  }
}
